Birds fly by forming V shape group to save energy in long flight travel.
Palabras clave
sky,
bird,
flying,
bird,
flight,
blue,
fly,
nature,
flock,
goose,
formation,
seagull,
cloud,
wing,
animal,
wild,
wildlife,
migration,
white,
gull,
seagull,
cloud,
goose,
migratory,
freedom
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